# NCO- Cyber Olympiad (SOF) Class 7: Questions 86 - 93 of 417

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## Question number: 86

Edit
MCQ▾

### Question

Then the length of PQ is

### Choices

Choice (4)Response

a.

3.2 cm

b.

7.2 cm

c.

2.2 cm

d.

4 cm

## Question number: 87

Edit
MCQ▾

### Question

7 % expressed as a fraction is ________?

### Choices

Choice (4)Response

a.

10

b.

c.

d.

## Question number: 88

Edit
MCQ▾

### Question

Which of the following is in descending order?

### Choices

Choice (4)Response

a.

, ,

b.

, ,

c.

d.

Question does not provide sufficient data or is vague

## Question number: 89

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MCQ▾

### Question

What is the number of triangles in the figure?

### Choices

Choice (4)Response

a.

36

b.

29

c.

32

d.

18

## Question number: 90

Edit
MCQ▾

### Question

The average of 3 results is 10 and that of the first two is 5. The third result is________.

### Choices

Choice (4)Response

a.

12.5

b.

20

c.

50

d.

1

## Question number: 91

Edit
MCQ▾

### Question

400 liters of milk is divided in two parts having ratio X: 20, if the first part is 200 liters, find x.

### Choices

Choice (4)Response

a.

20

b.

42

c.

41

d.

39

## Question number: 92

Edit
MCQ▾

### Question

Which of the following number is prime?

### Choices

Choice (4)Response

a.

119

b.

187

c.

247

d.

All a. , b. and c. are correct

## Question number: 93

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MCQ▾

### Question

What letter should replace the question mark in the following series? B, A, D, ? , F, E

### Choices

Choice (4)Response

a.

E

b.

A

c.

D

d.

C

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